Senior Calypso Developer

About the role

Talan is looking for a Senior Calypso Developer to join a newly formed technology team supporting the Capital Markets operations of a leading European bank. The role helps build the team from the ground up and plays a key part in evolving, supporting, customizing and enhancing a large-scale Calypso environment used across Front Office, Middle Office, Risk and Back Office functions. It offers long-term project stability, exposure to complex financial products and the possibility of future internalization with the client after a period of collaboration. The position is based on site in Wrocław, Poland; candidates elsewhere in Poland are welcome to apply and should be open to relocation.

Key responsibilities

• Design, develop and maintain Calypso customizations and integrations.
• Support production and business-critical Capital Markets activities.
• Collaborate with business stakeholders, analysts, support teams and architects.
• Develop Java-based solutions within the Calypso ecosystem.
• Optimize performance, troubleshoot incidents and implement enhancements.
• Mentor junior team members and contribute to technical best practices.
• Participate in system upgrades and strategic platform initiatives.

Required profile

• 6+ years of software development experience.
• Strong hands-on experience with Calypso.
• Solid Java development background.
• Understanding of Capital Markets and financial products.
• Fluent English (C1).
• Nice to have: investment banking experience, Calypso upgrade or migration projects, Linux/Unix administration, and DevOps and CI/CD exposure.

Required skills

• Java
• Oracle/SQL databases
• Integrations, APIs, messaging systems or event-driven architectures
• Calypso

What we offer

• Onsite setup in Wrocław, Poland.
• Training and career development.
• Private medical insurance, lunch pass card and MultiSport Plus card.
• A multicultural team working on international projects.